mirror of
https://github.com/ivabus/pantry
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59 lines
2 KiB
Ruby
Executable file
59 lines
2 KiB
Ruby
Executable file
#!/usr/bin/ruby
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# - we inject our rpath to ensure our libs our found
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# - for bottles we replace that in fix-machos.rb with a relocatable prefix
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# - in general usage we don’t, so if the user needs to distribute their artifacts,
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# they will need to fix them first, but that's typical anyway.
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# - for tea-envs the user probably won’t use tea.xyz/gx/cc even though they *should*
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# and thus we set LDFLAGS in the hope that they will be picked up and the rpath set
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$pkgx_prefix = ENV['PKGX_DIR'] || `tea --prefix`.chomp
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exe = File.basename($0)
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# remove duplicates since this in fact embeds the rpath multiple times
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# and omit -nodefaultrpaths since it is not a valid flag for clang
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args = ARGV.map do |arg|
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arg unless arg == "-Wl,-rpath,#$pkgx_prefix" or arg == "-nodefaultrpaths"
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end.compact
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def is_tea? path
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path = File.realpath path while File.symlink? path
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return File.basename(path) == "tea"
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end
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# find next example of ourselves
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# this will either pick the Apple provided clang or the tea one
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exe_path = ENV['PATH'].split(":").filter { |path|
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if path == File.dirname(__FILE__)
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false
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elsif path == File.join($pkgx_prefix, ".local/bin")
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false
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elsif is_tea?(path)
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false
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else
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true
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end
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}.map { |path|
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"#{path}/#{exe}"
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}.reject { |path|
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# if the user created a symlink of `cc` to `tea` don’t use it
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File.symlink? path and File.basename(File.readlink(path)) == "tea"
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}.find { |path|
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File.exist?(path)
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}
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abort "couldn’t find #{exe} in `PATH`" unless exe_path
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for arg in args do
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# figuring out what “mode” we are operating in is hard
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# we don’t want to add this linker command always because it causes a warning to be
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# output if we are not outputing executables/dylibs and this warning can break
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# configure scripts, however the below is not fully encompassing
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# we aren't sure what the rules are TBH, possibly it is as simple as if the output (`-o`)
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# is a .o then we don’t add the rpath
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if arg.start_with? '-l' or arg.end_with? '.dylib'
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exec exe_path, *args, "-Wl,-rpath,#$pkgx_prefix"
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end
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end
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exec exe_path, *args
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